/*
 * Copyright 2021-2022 Alibaba Group Holding Ltd.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package com.aliyun.fastmodel.core.tree.util;

import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLStreamHandler;

/**
 * 用于定义引擎的URL的handler
 * 比如：
 * maxcompute://host/project
 * hive://host/project
 * 使用：
 * String url = "maxcompute://www.aliyun.com/test";
 * URL url = new URL(null, url, new EngineURLHandler());
 * assertEquals(url.getProtocol(), "maxcompute");
 * assertEquals(url.getPath(), "/test");
 *
 * @author panguanjing
 * @date 2021/4/7
 */
public final class EngineUrlStreamHandler extends URLStreamHandler {
    @Override
    protected URLConnection openConnection(URL u) throws IOException {
        throw new UnsupportedOperationException("Unsupported openConnection");
    }
}
